The amount of world's freshwater in polar ice caps and glaciers is about _______ .
15 %
40 %
70 %
90 %
- Almost 70% of freshwater can be found in glaciers and icecaps. - 30% of freshwater is found in groundwater, rivers and lakes.
Arrange the following in decreasing percentage of freshwater contained in them: groundwater, frozen form (glaciers and polar ice caps), rivers, atmosphere.